The SHIMANO XTR FC-M9000-1 employs all of SHIMANO's top crank and chainring technologies resulting in a lightweight, durable, and efficient crank that is at home on the race course. The Race crank uses a hollow cavity bonded construction on the left crankarm while the right side uses interchangeable XTR chainrings, making it convertible from 1x to 2x.
XC Race Specific HOLLOWTECH II crank arm
Hollow cavity with hollow bonded construction (Left crank arm)
Narrow Q-factor (158mm)
High Pedaling efficiency
Hollow gear construction optimized rigidity, lightweight and durability.
NB - This listing is for the cranks only - no chainrings. Bolt covers and 8 x M7 chainring bolts are included.